ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,476, issued on April 21, was assigned to KMJ International Inc. (Redbank, N.J.) and DHM Global Inc. (Annadale, Va.).
"Biogas production system using organic waste" was invented by Insub Oh (Incheon, South Korea), Sinsook Cho (Incheon, South Korea), Myungkeun Oh (Matawan, N.J.), Bongyul Tak (Bucheon-si, South Korea) and Bongsik Tak (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a biogas production system using organic waste, including: a pretreatment facility having a mixed equalization tank adapted to equally mix food waste and livestock manure and treat and produce the mixed food waste and lives...